NGWA HISTORY:A STUDY OF SOCIAL AND ECONOMIC CHANGES IN IGBO MINI-STATES IN TIME PERSPECTIVE
1998 年出版195 页ISBN:0820440426
STUDENT STUDY GUIDE TO ACCOMPANY NATION OF ATIONS:A CONCISE NARRATIVE OF THE AMERICAN REPUBLIC SECO
WILLIAM E.GEIGH HEYRMAN MARK LYTLE MICHAEL B.STOFF LINDA KILLEN1999 年出版466 页ISBN:
THE ROLE OF INPUT AND THE SECOND LANGUAGE ACQUISITION:A Study of English Majors in Guizou,Ghina
王志云2002 年出版367 页ISBN:7221057222